Cloud Control Database Lifecycle Management Administrator's Guide Database Maintenance: Updates (Patching) and Upgrades Upgrade databases and Grid Infrastructure Using Fleet Maintenance Data Guard Rolling Upgrade Data Guard Rolling Upgrade This section talks about Data Guard Rolling Upgrade. The details are covered in the following subsections: About Rolling Upgrades Prerequisites to Rolling Upgrades Submitting a Rolling Upgrade Procedure for a Primary Database With One Physical Standby Database Viewing a Running or Completed Rolling Upgrade Procedure in Enterprise Manager